To give to the student an integrated view of inflammatory immune-mediated diseases characterized by clinical manifestations involving Allergy, Dermatology and Rheumatology. By attending the course, the student will understand pathogenic and clinical aspects along with the principles of the treatment; particular attention will be given to the differential diagnosis with clinical manifestations of different origin affecting the same systems. The main goal is to enable the future physician to reach a correct diagnosis and to apply an early management that today is considered mandatory to avoid severe consequences of these diseases.